<template>
  <div class="swiper-container" ref="cur">
    <div class="swiper-wrapper">
      <div class="swiper-slide" v-for="carousel in list" :key="carousel.id">
        <img :src="carousel.imgUrl" />
      </div>
    </div>
    <!-- 如果需要分页器 -->
    <div class="swiper-pagination"></div>

    <!-- 如果需要导航按钮 -->
    <div class="swiper-button-prev"></div>
    <div class="swiper-button-next"></div>
  </div>
</template>

<script>
//引包swiper.js包
import Swiper from "swiper";
export default {
  name: "Carsousel",
  props: ["list"],
  watch:{
    list: {
      immediate: true,//立即监听
      //这个数据从来没有发生变化(数据是父组件给的，父组件给的时候就是一个对象，对象里面应有的数据都是有的)
      handler(newValue,oldValue){
        this.$nextTick(() => {
          var mySwiper = new Swiper(this.$refs.cur,{
            loop: true, // 循环模式选项
            // 如果需要分页器
            pagination: {
              el: '.swiper-pagination',
              clickable: true,//点击小球的时候也能切换
            },            
            // 如果需要前进后退按钮
            navigation: {
              nextEl: '.swiper-button-next',
              prevEl: '.swiper-button-prev',
            },
          });
        })
      }
    }
  }
};
</script>

<style>
</style>